Function android_main

Examples/Android/NativeVTK/jni/main.cxx:40–185

* This is the main entry point of a native application that is using * android_native_app_glue. It runs in its own thread, with its own * event loop for receiving input events and doing other things. */

 * event loop for receiving input events and doing other things.
 */
void android_main(struct android_app* state)
{
  // Make sure glue isn't stripped.
  app_dummy();

  vtkNew<vtkRenderWindow> renWin;
  vtkNew<vtkRenderer> renderer;
  vtkNew<vtkAndroidRenderWindowInteractor> iren;

  // this line is key, it provides the android
  // state to VTK
  iren->SetAndroidApplication(state);

  renWin->AddRenderer(renderer.Get());
  iren->SetRenderWindow(renWin.Get());

  vtkNew<vtkSphereSource> sphere;
  sphere->SetThetaResolution(8);
  sphere->SetPhiResolution(8);

  vtkNew<vtkPolyDataMapper> sphereMapper;
  sphereMapper->SetInputConnection(sphere->GetOutputPort());
  vtkNew<vtkActor> sphereActor;
  sphereActor->SetMapper(sphereMapper.Get());

  vtkNew<vtkConeSource> cone;
  cone->SetResolution(6);

  vtkNew<vtkGlyph3D> glyph;
  glyph->SetInputConnection(sphere->GetOutputPort());
  glyph->SetSourceConnection(cone->GetOutputPort());
  glyph->SetVectorModeToUseNormal();
  glyph->SetScaleModeToScaleByVector();
  glyph->SetScaleFactor(0.25);

  vtkNew<vtkPolyDataMapper> spikeMapper;
  spikeMapper->SetInputConnection(glyph->GetOutputPort());

  vtkNew<vtkActor> spikeActor;
  spikeActor->SetMapper(spikeMapper.Get());

  renderer->AddActor(sphereActor.Get());
  renderer->AddActor(spikeActor.Get());
  renderer->SetBackground(0.4, 0.5, 0.6);

  vtkNew<vtkTextActor> ta;
  ta->SetInput("Droids Rock");
  ta->GetTextProperty()->SetColor(0.5, 1.0, 0.0);
  ta->SetDisplayPosition(50, 50);
  ta->GetTextProperty()->SetFontSize(32);
  renderer->AddActor(ta.Get());

  iren->Initialize();
  renWin->Render();
  renWin->Render();
  renWin->Render();
  renWin->Render();
  renWin->Render();